CVE-2019-9809

Source
Severity Low
Remote Yes
Type Denial of service
Description
If the source for resources on a page is through an FTP connection in Firefox before 66.0, it is possible to trigger a series of modal alert messages for these resources through invalid credentials or locations. These messages cannot be immediately dismissed, allowing for a denial of service (DOS) attack.
Group Package Affected Fixed Severity Status Ticket
AVG-925 firefox 65.0.2-1 66.0-1 Critical Fixed
Date Advisory Group Package Severity Description
22 Mar 2019 ASA-201903-11 AVG-925 firefox Critical multiple issues
References
https://www.mozilla.org/en-US/security/advisories/mfsa2019-07/#CVE-2019-9809
https://bugzilla.mozilla.org/show_bug.cgi?id=1282430
https://bugzilla.mozilla.org/show_bug.cgi?id=1523249